Which one of the following pairs is correctly matched?
During metaphase-I, pairing of maternal and paternal homologous chromosomes takes place.
Name the stage of the cell cycle at which one of the following events occur:
(i) Chromosomes are moved to the spindle equator (ii) Centromere splits and chromatids separate (iii) Pairing between homologous chromosomes takes place (iv) Crossing over between homologous chromosomes takes place